<template>
  <!-- 主体部分 -->
  <section class="main">
    <!-- 全选反选按钮 -->
    <input id="toggle-all" class="toggle-all" type="checkbox" />
    <label for="toggle-all">Mark all as complete</label>
    <ul class="todo-list">
      <!-- 当任务已完成，可以给 li 加上 completed 类，会让元素加上删除线 -->
      <li v-for="item in list" :key="item.id" :class="{ completed: item.flag }">
        <div class="view">
          <input :checked="item.flag" @change="handleChange($event,item.id)" class="toggle" type="checkbox" />
          <label>{{ item.name }}</label>
          <button @click="del(item.id)" class="destroy"></button>
        </div>
      </li>
    </ul>
  </section>
</template>

<script>
export default {
  props: {
    list: {
      type: Array,
      required: true,
    },
  },
  methods:{
    del(id){
      this.$emit('del',id)
    },
    handleChange(e,id){
      // console.log(e.target.checked)
      this.$emit('changeState',e.target.checked,id)
    }
  }
};
</script>

<style></style>
